![]() Cover all sides of your phone with some fabric except the power button.In case cleaning with Isopropyl alcohol didn’t work for you, try the following on top of it. Warning: Don’t use Hydrogen peroxide as doing so might damage your phone’s button. Keep cleaning it again and again until the power button starts giving tactile feedback or at least responds.While you clean press the power button at intervals to check if it’s loosening up or not.Make sure you get the toothbrush bristles inside the gap around the power button.you can prevent alcohol from seeping into the device. To be on the safer side, keep the power button side of your phone upside down. Now clean the sides of the power button gently.Dip the cotton swab or brush into the alcohol and shake off the excess alcohol.You’ll also need some Isopropyl alcohol with the highest percentage (90-99%) you can find.Get a cotton swab or an old toothbrush.In case it’s on, read my tutorial to learn how to switch off a phone without the power button. Make sure your phone or tablet is turned off.You can download the list of secret codes PDF file for future reference if you want.Method 1: Clean Power Button with Isopropyl Alcohol Also, if these codes work on your phone or tablet, you can be sure that it’s original. Whether you want to check the manufacturing date of your Samsung device, get into the Samsung engineering mode, test network, or unlock your SIM, the Samsung secret codes cal help you with diagnosing your device. PDA, Phone, Hardware, RF Call Date (or manufacturing date) firmware info You don’t need to boot into the Samsung recovery mode to do that.Įnables direct power off without showing Power Menu when you hold the Power button Resets your phone to the factory state and deletes only apps and app data. System and storage information, and Data usage statistics Main Version (AP, CP, CSC, RF cal, HW revision) WLAN Engineering Mode test (TX & RX modes) (same as *#526*)Ĭamera firmware standard (Front/Rear camera firmware) Phone utility and USB driver and connectivity settingsįactory mode / Enable shutdown on long pressĮnabling test mode for service activity (also shows the manufacturing date of Samsung devices) Touchscreen noise test (warning do not press power button) and it runs on TouchWiz or Android 6.0 or below, you should try the codes described below. In case you have an older Samsung phone or tablet such as Galaxy S4, S5, S6, S7, Note 4, Note 5, Note 6, Note 7, Galaxy J and C series, etc. Replace the old and new PINs of your Samsung device.ĭivert call to a given number. Request your own phone number (doesn’t work sometimes)Ĭhange device PIN. This code also lets you check Samsung mobile manufacturing dateĬheck buyer code, CSC (Country/Carrier Specific Product) Code Helps you check the BL, AP, CP, and CSC of your Samsung deviceĬheck Software and hardware information. View Software Version such as PDA, CSC, MODEM, etc. Test RGB (Red Blue Green), Receiver, Vibration, Touch sensitivity, Speakers, Camera Sensors, S-Pen, Audio loopback, Software version, etc.Ĭheck Battery status ADC, RSSI reading, etc. Also, the code that works on one software version might not work on the other.ĭon’t Miss: List of Android Secret Codes and USSD Codesĭon’t Miss: Best Free One UI Themes for Samsung Devices List of Samsung Codes for Samsung One UI Samsung Secret Code (One UI)Ĭheck the IMEI number of any mobile phone or tablet However, you must keep in mind that the Samsung codes differ from device to device. Whether you own a Samsung Galaxy S5, S6, S7, S8, S9, S10, S20, Note 4, Note 5, Note 9, Note 10, Note 20, Galaxy A, J, or M series phone or a Galaxy Tab, the secret codes given below should work on all devices. Using these codes, you can enter Samsung engineering mode, test the network, diagnose the hardware and get key information about your Samsung phone to Galaxy Tab. In this article, I will list all Samsung secret codes that work on the older TouchWiz Nature and Grace UX and the latest One UI. While many of these codes work on all devices, some Android skins like One UI, Color OS, Oxygen OS, MIUI, FunTouch OS, etc. To facilitate system diagnosis and test, it supports a range of hidden codes. Android is a highly customizable and developer-friendly OS.
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